fix

applications/templates/helm-guestbook.yaml

@@ -0,0 +1,17 @@
+apiVersion: argoproj.io/v1alpha1
+kind: Application
+metadata:
+  name: helm-guestbook
+  namespace: argocd
+spec:
+  destination:
+    namespace: argocd
+    server: {{ .Values.spec.destination.server }}
+  project: default
+  source:
+    path: helm-guestbook
+    repoURL: https://github.com/argoproj/argocd-example-apps
+    targetRevision: {{ .Values.spec.source.targetRevision }}
+  syncPolicy:
+    automated:
+      prune: true